1.

The valves mounted on the boilers which change the direction of flow of steam by 90° and valves fitted in the pipelines which allow the steam in the same direction are respectively called as _____.

A. Stop valves and junction valves
B. Junction valves and stop valves
C. Junction valves and safety valves
D. Feed safety valves and stop valves
Answer» C. Junction valves and safety valves


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